70075422 has 16 divisors (see below), whose sum is σ = 155723280. Its totient is φ = 23358456.

The previous prime is 70075393. The next prime is 70075427. The reversal of 70075422 is 22457007.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70075427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648793 + ... + 648900.

It is an arithmetic number, because the mean of its divisors is an integer number (9732705).

Almost surely, 2^70075422 is an apocalyptic number.

70075422 is an abundant number, since it is smaller than the sum of its proper divisors (85647858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70075422 is a wasteful number, since it uses less digits than its factorization.

70075422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297704 (or 1297698 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 70075422 is about 8371.1063784902. The cubic root of 70075422 is about 412.2764937948.

The spelling of 70075422 in words is "seventy million, seventy-five thousand, four hundred twenty-two".